/Engine/Source/Runtime/MovieScene/Public/Evaluation/MovieSceneEvaluationField.h
One-shot entities only ever live for a single frame of evaluation.
void QueryOneShotEntities ( const [TRange](API\Runtime\Core\Math\TRange)< [FFrameNumber](API\Runtime\Core\Misc\FFrameNumber) > & QueryRange, FMovieSceneEvaluationFieldEntitySet & OutEntityIndices ) const